/*
 * Copyright 2025 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.beit.mybatis.demo.common.mapper.util;

import com.beit.mybatis.demo.common.mapper.entity.CustomCriterion;
import tk.mybatis.mapper.entity.EntityColumn;
import tk.mybatis.mapper.entity.EntityTable;
import tk.mybatis.mapper.entity.Example;
import tk.mybatis.mapper.mapperhelper.EntityHelper;

import java.util.Arrays;
import java.util.Map;
import java.util.stream.Collectors;
import java.util.stream.Stream;

public class CustomSqls {

    private final Class<?> entityClass;
    private final Example.Criteria criteria;
    private final Map<String, EntityColumn> propertyMap;

    CustomSqls(Class<?> entityClass, Example.Criteria criteria) {
        this.entityClass = entityClass;
        this.criteria = criteria;
        EntityTable entityTable = EntityHelper.getEntityTable(entityClass);
        this.propertyMap = entityTable.getPropertyMap();
    }

    public Example.Criteria criteria() {
        return criteria;
    }

    public static CustomSqls custom(Example example) {
        return new CustomSqls(example.getEntityClass(), example.createCriteria());
    }

    public CustomSqls orIn(Iterable<?> values, String... properties) {
        String condition = Stream.of(properties).map(propertyMap::get)
                .map(EntityColumn::getColumn)
                .collect(Collectors.joining(",", "(", ") in"));
        criteria.getCriteria().add(new CustomCriterion(condition, values, Arrays.asList(properties), true));
        return this;
    }

    public CustomSqls andIn(Iterable<?> values, String... properties) {
        String condition = Stream.of(properties).map(propertyMap::get)
                .map(EntityColumn::getColumn)
                .collect(Collectors.joining(",", "(", ") in"));
        criteria.getCriteria().add(new CustomCriterion(condition, values, Arrays.asList(properties)));
        return this;
    }
}
